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High-Quality Shipping Mailers For Any Application

The shipping mailers listed here are modular with the shipping inserts that we offer. We have them available separately for those who use varying amounts of mailers and for those who are just interested in a simple, high-quality shipping mailer without an insert.

Maximum Versatility For Many Applications

Offering our shipping mailers separately allows for the flexibility for many applications. Create a safe, reliable, and memorable packaging experience for your customer that will reinforce their confidence in ordering and reordering from you.

Free Shipping On Samples

Order up to five samples, risk-free. Trying Flush protective shipping mailer boxes has never been easier.

UPS Ground-Tested

Our extensive shipping tests on our shipping mailers ensure your products will arrive at their destination beautifully.

100% Guaranteed

We accept returns on orders up to 30 days from the purchase date and will refund any damaged or defective items.

Made In California

Local manufacturing and hand-inspection of each box eliminates overseas shipping delays while maintaining strict quality control.

Review of Flush Packaging Shipping Boxes for Candles by Jeff Standley of Standley Handcrafted

"The best packaging ever!" | Product Review by Standley Handcrafted

March 14, 2022

Jeff Standley of Standley Handcrafted tests out our shipping boxes for candles and shares his tho...
Shoutout LA Article on the Founder & CEO of Flush Packaging Heeva Asefvaziri

Shoutout LA | A Spotlight on our Founder & CEO Heeva Asefvaziri

February 17, 2022

Checkout a recent interview our Founder & CEO Heeva Asefvaziri had with local Southern Califo...
Length Width Height | How To Measure A Box For Shipping

Length Width Height | How To Measure A Box For Shipping

April 14, 2021

Correct box dimension measurements play a critical role in the calculation of shipping costs f...